<html>

<head>
  <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
  <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap.min.css"
        integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">

  <!-- 可选的 Bootstrap 主题文件（一般不用引入） -->
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/css/bootstrap-theme.min.css"
        integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">

  <!-- 最新的 Bootstrap 核心 JavaScript 文件 -->
  <script src="https://cdn.jsdelivr.net/npm/bootstrap@3.3.7/dist/js/bootstrap.min.js"
          integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous">
  </script>
</head>

<body>
<form>
  <div style="width:500px;margin:10px auto;text-align: center;">
    <div style="font-size:28px;font-weight:bold;margin:0px auto;">用户登录</div>
    <br />
    <table style="width:100%;text-align: left;">
      <tbody>
      <tr style="margin-bottom: 20px;">
        <td>
          <span class="p">*</span>
          <label for="username" class="l"> 用户名:</label>
        </td>
        <td>
          <input id="username" type="text" style="height:30px;width:250px;padding-right:50px;">
        </td>
      </tr>
      <tr>
        <td><br></td>
        <td></td>
      </tr>
      <tr style="margin-bottom: 20px;">
        <td>
          <span class="p">*</span>
          <label for="password" class="l"> 密码:</label>
        </td>
        <td>
          <input id="password" type="password" style="height:30px;width:250px;padding-right:50px;">
        </td>
      </tr>
      <tr>
        <td><br></td>
        <td></td>
      </tr>
      <tr>
        <td>
        </td>
        <td>
          <input class="btn btn-success" type="button" style="margin:0 auto;width:250px;" value="登录"
                 onclick='onSignin()' />
        </td>
      </tr>
      </tbody>
    </table>
  </div>
</form>
</body>

<script lang="javascript">
  function onSignin() {
    var username = document.getElementById('username');
    var password = document.getElementById('password');
    $.ajax({
      url: "/user/signin",
      type: "POST",
      contentType: "application/json", // 设置请求头为 JSON 格式
      data: JSON.stringify({ // 将数据对象转换为 JSON 字符串
        "username": username.value,
        "password": password.value
      }),
      error: function (err) {
        alert(err.responseText); // 显示错误信息
      },
      success: function (body) {
        console.log('sign in response:', body);
        localStorage.setItem("token", body.data.token)
        localStorage.setItem("username", body.data.username)
        // 增加上传入口ip:port
        localStorage.setItem("uploadEntry", body.data.UploadEntry);
        // 增加下载入口ip:port
        localStorage.setItem("downloadEntry", body.data.DownloadEntry);
        window.location.href = "/user/home";
      }
    });
  }
</script>

</html>